107 free lessons

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Free tutorials with a live code playground. Practice Python and SQL, and study Data Warehousing, AI and Machine Learning with diagrams and real-world scenarios.

Code Playground

Write and run real code in 9 languages, a sample SQL database is preloaded for you.

PythonSQLPostgreSQLMySQLSQL ServerJavaScriptJavaC++R

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Playground

Learn Python

Learn Python from your first print() to pandas, SQL and charts, with runnable examples built around Pakistani business data.

Start learning 26 lessons

Playground

Learn SQL

Query real data with SELECT, joins, aggregates and window functions — every lesson runs in the live playground.

Start learning 27 lessons

Study track

Learn Data Warehouse

Learn how a data warehouse turns raw business systems into trusted, historical, analysis-ready data: architecture, dimensional modelling, ETL/ELT, SCDs, cloud platforms and the road to a Power BI dashboard.

Start learning 18 lessons

Study track

Learn Artificial Intelligence

Understand how AI really works, from neural networks to reasoning models and agents, and how analysts use it every day.

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Study track

Machine Learning

Understand every core ML algorithm with diagrams, hand-worked numbers and Pakistani business cases.

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Short, focused tutorials, from the basics to advanced topics, full of diagrams and real-world scenarios.

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Python and SQL lessons open in a real code editor with a practice database loaded.

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